Development of a short scale for assessing economic environmental aspects in patients with spinal diseases using Rasch analysis

Table 5 Transformation table

Ordinal scale score	Interval-scaled person estimate	Transformed interval scale 0–100
11	−3.45	0.00
12	−3.21	3.25
13	−3.02	5.89
14	−2.86	8.04
15	−2.72	9.94
16	−2.56	12.02
17	−2.38	14.52
18	−2.13	17.80
19	−1.87	21.37
20	−1.64	24.53
21	−1.43	27.34
22	−1.24	29.92
23	−1.06	32.32
24	−0.89	34.62
25	−0.72	36.84
26	−0.56	39.01
27	−0.41	41.10
28	−0.26	43.14
29	−0.11	45.10
30	0.03	46.97
31	0.16	48.80
32	0.29	50.59
33	0.43	52.43
34	0.57	54.35
35	0.73	56.42
36	0.90	58.73
37	1.09	61.35
38	1.31	64.34
39	1.56	67.75
40	1.85	71.62
41	2.18	76.12
42	2.59	81.65
43	3.16	89.32
44	3.95	100.00

ISSN: 1477-7525